Electron wrote: > At 09.14 2012.05.21, you wrote: > =20 >> Must VDD and VSS be connected to both sides of the 40 pin 16F887 or is=20 >> one side enough? VDD is on pin 11 and 32, VSS on 12 and 31. >> =20 > > If we believe Microchip (and we only have good reasons to) You MUST conne= ct all of them EVEN JUST FOR PROGRAMMING! > > =20 And if we believe our lying eyes, we will see that only 1 VDD and 1 VSS=20 need to be connected! Kerry --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .